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Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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B01D
SEPARATION
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2259/00
Type of treatment
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B01D2259/45
Gas separation or purification devices adapted for specific applications
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B01D2259/4566
for use in transportation means
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B01D2259/4575
in aeroplanes or space ships
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